12355525267 has 2 divisors, whose sum is σ = 12355525268. Its totient is φ = 12355525266.

The previous prime is 12355525249. The next prime is 12355525277. The reversal of 12355525267 is 76252555321.

It is a strong prime.

It is an emirp because it is prime and its reverse (76252555321) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12355525267 is a prime.

It is not a weakly prime, because it can be changed into another prime (12355525207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6177762633 + 6177762634.

It is an arithmetic number, because the mean of its divisors is an integer number (6177762634).

Almost surely, 2^12355525267 is an apocalyptic number.

12355525267 is a deficient number, since it is larger than the sum of its proper divisors (1).

12355525267 is an equidigital number, since it uses as much as digits as its factorization.

12355525267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 630000, while the sum is 43.

The spelling of 12355525267 in words is "twelve billion, three hundred fifty-five million, five hundred twenty-five thousand, two hundred sixty-seven".